Which device measures temperature?

Use the image below to answer the next three questions.

What is the density?

Which sediment type is commonly found at 10 meters depth? (Note, there are two sites at this depth, which sediment type is found at both?)

Which plate (letter) represents the Antarctic plate?

What topographic feature is located at 40oS and 30oE?

Use the chart below to answer the following three questions.

At the Emperor-Hawaiian Seamount chain, the oldest islands are the ones:

Sedimentation rates are _________ on the crest of the mid-ocean ridge relative to continental margins.

You noticed that the top part of two of your radiographs is black when you take them out of the manual processing tanks. Which of the following was the cause of this?